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    HIGH ALUMINA BRICKS

    HIGH ALUMINA BRICKS

    1. SPECIFICATION

    Item

    Specifications

    ST-LZ-75

    ST-LZ-65

    ST-LZ-55

    ST-LZ-48

    Al2O3 % min

    75

    65

    55

    48

    Refractoriness

    ℃ min

    1790

    1790

    1770

    1750

    Refractoriness Under Load 0.2MPa ℃ min

    1520

    1500

    1470

    1420

    Liner Change on Reheating

    %

    1500 ℃ 2h

    +0.1

    -0.4

    +0.1

    -0.4

    +0.1

    -0.4

    --

    1450 ℃ 2h

    --

    --

    --

    +0.1

    -0.4

    Apparent Porosity

    % max

    23

    23

    22

    22

    Cold Crushing Strength Mpa min

    54

    49

    45

    40

        OTHER SPECIFICATIONS CAN BE DISCUSSED AS PER BUYER’S OPTION

    2. PACKING

        WOODEN PALLETS ENFORCED BY STEEL STRIP

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